If 2.5 C charge is brought to point B from point A by doing 25 J of work. If electric potential B is 30 V then find the electric potential at point A.
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Therefore, the electric potential due to an electric dipole at a given point is equal to KPcosθr2−a2cos2θ. Special cases: (i) When the given point is on the axial line of the dipole (i.e. θ=0). ... Hence, V=KPcos(π2)r2−a2cos2(π2)=KP(0)r2−a2(0)=0.
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